body {
  background-color: #f3f5f7;
}

.wrapper {
  width: 1200px;
  margin: 0 auto;
}

/* 头部区域 */
.header {
  background-color: #fff;
}

.header .wrapper {
  height: 100px;
  display: flex;
  align-items: center;
}

/* logo 样式设置 */
.logo a {
  display: block;
  width: 195px;
  height: 41px;
  background-image: url("/images/logo.png");
  font-size: 0;
}

/* 导航 */
.nav {
  margin-left: 105px;
}

.nav ul {
  display: flex;
}

.nav li {
  margin-left: 24px;
}

.nav li a {
  display: block;
  padding: 5px 10px;
  font-size: 19px;
}

.nav li .active,
.nav li a:hover {
  border-bottom: 2px solid #00a4ff;
}

/* 搜索 */
.search {
  flex: 1;
  margin-left: 64px;
  background-color: #f3f5f7;
  border-radius: 50px;
  padding: 10px 20px;
  display: flex;
  align-items: center;
}

.search input {
  flex: 1;
  border: none; /*去除黑色边框*/
  outline: none; /*去除焦点框*/
  background-color: transparent; /*将背景色白色改为透明*/
}

/* 用来设置 Placehoder 的样式 */
.search input::placeholder {
  color: #999;
  font-size: 14px;
}

.search a {
  display: block;
  width: 20px;
  height: 20px;
  background-image: url(../images/search.png);
  background-repeat: no-repeat;
}

/* 用户 */
.user {
  margin-left: 60px;
  display: flex;
  align-items: center;
}
.user img {
  width: 50px;
  height: 50px;
}
.user span {
  margin-left: 10px;
  color: #666;
  font-size: 16px;
}

/* Banner 区域 */
.banner {
  background-color: #00a4ff;
  /* height: 300px; */
}

.banner .wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-image: url(../uploads/banner.png);
  background-repeat: no-repeat;
  background-position: center;
  height: 100%;
}

/* 左菜单 */
.banner .left {
  width: 190px;
  height: 100%;
  padding: 10px 20px;
  background-color: rgba(0, 0, 0, 0.3);
}
.banner .left a {
  padding: 10px 0;
  display: block;
  color: #fff;
  font-size: 15px;
  background: url(../images/right.png) right no-repeat;
}

.banner .left a:hover {
  color: #00a4;
  background: url(../images/right-hover.png) no-repeat center right;
}

/* 右菜单 */
.banner .wrapper .right {
  width: 218px;
  border-radius: 10px;
  background-color: #009fda;
}

.banner .right h3 {
  padding: 18px 14px;
  font-size: 15px;
  color: #fff;
}

.banner .right .list {
  padding: 10px 14px 14px;
  background-color: #fff;
  border-radius: 10px;
}

.banner .right .list ul li a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid #e0e0e0;
}

.banner .right .list h6 {
  font-size: 14px;
  color: #333;
  padding-top: 5px;
}

.banner .right .list span {
  color: #00a4ff;
  font-size: 12px;
}

.banner .right .list strong {
  color: #7d7d7d;
  font-size: 12px;
}

.banner .right .list .btn {
  margin-top: 10px;
}

.banner .right .list .btn a {
  display: block;
  height: 32px;
  line-height: 32px;
  background-color: #00a4ff;
  border-radius: 50px;
  color: #fff;
  text-align: center;
}

/* 精品推荐 */
.recommend {
  margin-top: 20px;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  box-shadow: 0px 1px 2px 1px rgba(211, 211, 211, 0.5);
  height: 60px;
  line-height: 60px;
  padding: 0 20px;
}

.recommend h3 {
  font-size: 16px;
  color: #00a4ff;
}

.recommend ul {
  flex: 1;
  display: flex;
}

.recommend ul li a {
  padding: 0 25px;
  border-right: 1px solid #e0e0e0;
}

.recommend ul li:last-child {
  border-right: none;
}

.recommend .fix {
  font-size: 16px;
  color: #00a4ff;
}

/* 前端开发工程师 */
.hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 20px 0;
}

.hd h3 {
  font-family: PingFangSC-Regular;
  font-size: 21px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 32px;
  letter-spacing: 0px;
  color: #333333;
}

.hd ul {
  display: flex;
  /* background-color: pink; */
}
.hd ul li {
  margin-right: 60px;
}

.hd ul li:last-child {
  margin-right: 0;
}

.hd ul li .active {
  color: #00a4ff;
}

.hd ul li a:hover {
  color: #00a4ff;
}

.hd .more {
  display: block;
  padding-right: 20px;
  background: url(../images/more.png) no-repeat right center;
  font-size: 14px;
  color: #999;
}

.bd {
  display: flex;
}

.bd .left {
  width: 228px;
  /* background-color: orange; */
  margin-right: 15px;
  /* background: url(/uploads/web_left.png) no-repeat center/cover; */
}

.bd .left img {
  width: 100%;
  height: 100%;
}

.bd .right {
  display: flex;
  flex-direction: column;
}

.bd .right .top {
  margin-bottom: 15px;
  height: 100px;
}

.bd .right ul {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
}

.bd .right ul li {
  width: calc((100% - 30px) / 4);
  margin: 0 10px 15px 0;
  background-color: #fff;
}

.bd .right ul li:nth-child(4n) {
  margin-right: 0;
}

.bd .right ul li a img {
  width: 100%;
  height: 156px;
}

.bd .right ul li a .text {
  padding: 15px;
  box-sizing: border-box;
}

.bd .right a .text h3 {
  font-family: PingFangSC-Regular;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 20px;
  letter-spacing: 0px;
  color: #333333;
}

.bd .right a .text p {
  margin-top: 20px;
  font-family: PingFangSC-Regular;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 20px;
  letter-spacing: 0px;
  color: #fa6400;
}

.bd .right a .text p i {
  color: #999999;
  font-style: normal;
}

.bd .right a .text p span {
  color: #999999;
}

.form {
  display: flex;
  flex-wrap: wrap;
}

.form li {
  width: calc((100%-60px) / 5);
  margin: 0 15px 15px 0;
  background-color: #fff;
}

.form li:nth-child(5n) {
  margin-right: 0;
}

.form li a .text {
  padding: 15px;
  box-sizing: border-box;
}

.form a .text h3 {
  font-family: PingFangSC-Regular;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 20px;
  letter-spacing: 0px;
  color: #333333;
}

.form a .text p {
  margin-top: 20px;
  font-family: PingFangSC-Regular;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 20px;
  letter-spacing: 0px;
  color: #fa6400;
}

.form a .text p i {
  color: #999999;
  font-style: normal;
}

.form a .text p span {
  color: #999999;
}

/* 版权 */
.footer {
  margin-top: 60px;
  padding: 60px 0;
  display: flex;
  background-color: #fff;
}

.footer .wrapper {
  display: flex;
  justify-content: space-between;
}

.footer .left {
  width: 432px;
}

.footer .left p {
  margin: 15px 0;
  font-family: PingFangSC-Regular;
  font-size: 12px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 17px;
  letter-spacing: 0px;
  color: #666666;
}

.footer .left .download {
  display: block;
  width: 120px;
  height: 36px;
  line-height: 36px;
  text-align: center;
  color: #00a4ff;
  border: solid 1px #00a4ff;
}

.footer .right {
  display: flex;
}

.footer .right dl {
  margin-right: 130px;
}

.footer .right dt {
  margin-bottom: 15px;
  font-family: PingFangSC-Regular;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 23px;
  letter-spacing: 0px;
  color: #333333;
}

.footer .right dd {
  margin-top: 5px;
  font-family: PingFangSC-Regular;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 24px;
  letter-spacing: 0px;
  color: #666666;
}
